SWODY2
SPC AC 230545
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1145 PM CST SUN FEB 22 2009
VALID 241200Z - 251200Z
...NO TSTM AREAS FORECAST...
A WEST NORTHWEST FLOW PATTERN IS FORECAST IN THE CNTRL STATES MONDAY
NIGHT. A VERY SUBTLE UPPER-LEVEL TROUGH IS FORECAST TO MOVE ESEWD
INTO THE MS VALLEY TUESDAY AS A FLAT UPPER-LEVEL RIDGE REMAINS IN
PLACE ACROSS THE ROCKIES AND FOUR CORNERS REGION. AT THE SFC...HIGH
PRESSURE WILL LOSE ITS GRIP ON THE ERN U.S. ALLOWING FOR MOISTURE
RETURN INTO THE PLAINS AND OZARK PLATEAU AS A LOW-LEVEL JET
STRENGTHENS TUESDAY. LARGE-SCALE ASCENT IS FORECAST TO REMAIN WEAK
ACROSS THE SRN STATES TUESDAY WHICH ALONG WITH LIMITED INSTABILITY
SHOULD KEEP CONVECTION FROM DEVELOPING DURING THE DAY 2 PERIOD.
..BROYLES.. 02/23/2009
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